Includes index.

"The world as you've never seen it before"--Front cover.

"First edition: editors, Lizzie Munsey, Sam Priddy, Alison Sturgeon"--Title page verso.

SPACE. The Universe -- Space exploration -- EARTH. Tectonic earth -- Rocks & minerals -- Weather -- Hurricanes -- The water cycle -- Caves -- Glaciers -- The ocean floor -- NATURE. How life began -- Dinosaurs and fossils -- Planet life -- Green energy -- Insects -- Butterflies -- Fish -- Great white shark -- Amphibians -- Frog life cycle -- Reptiles -- Crocodile -- Birds -- How birds fly -- Mammals -- Elephants -- Habitats -- American desert -- Amazon rainforest -- African savanna -- Coral reef -- Animal architects -- Predators and prey -- HUMAN BODY. Skeleton -- Muscle power -- Skin -- Fueling the body -- Intestines; Blood; Heart; Fighting germs; Cleaning the blood; Air supply -- Nervous system; Brainpower; How vision works; Inside the ear; Taste and smell; Control chemicals; Life cycle. -- SCIENCE. Matter:Atoms, molecules, solids, liquids, gas; The elements; Chemical reactions; Material world -- Forces: Laws of motion -- Engines -- Machines -- Flotation -- Magnetism -- Gravity -- Flight -- Energy: Electomagnetic spectrum -- Signals from space -- Light -- Telescopes -- Sound -- Heat -- Electricity -- Power network -- Radioactivity -- Electronics: -- Digital world -- Robotics -- HISTORY. The ancient world (Egypt, Greece, Rome) -- The Medieval world: Vikings; Fortresses; Wars of faith; World religions; Ottoman Empire; Silk Road; Samurai warriors -- The age of exploration: To the Americas; Ancient Americas; The Renaissance -- Shakespeare's theater -- Imperial China -- Rulers of India -- The Modern World: Enslaved Africans -- The Enlightenment -- The American Revolution -- The French Revolution -- The Industrial Revolution -- The age of steam -- The Civil War -- World War I -- Trench warfare -- WORLD War II -- Modern warfare -- The Cold War -- 1960s -- The 21st century.